The Tick-Derived Anticoagulant Madanin is Processed by Thrombin and Factor Xa.
Figueiredo, A.C., De Sanctis, D., Pereira, P.J.(2013) PLoS One 8: 71866
- PubMed: 23951260 
- DOI: 10.1371/journal.pone.0071866
- Primary Citation of Related Structures:  
4BOH - PubMed Abstract: 
The cysteine-less peptidic anticoagulants madanin-1 and madanin-2 from the bush tick Haemaphysalis longicornis are the founding members of the MEROPS inhibitor family I53. It has been previously suggested that madanins exert their functional activity by competing with physiological substrates for binding to the positively charged exosite I (fibrinogen-binding exosite) of α-thrombin ...